Finding the Fourth Proportional to 134,220.38, 201,182.88 and 55,291.56
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Solution
The fourth proportional to 134,220.38, 201,182.88 and 55,291.56 is: 82,876.50
Step by Step Solution
- Step 1: Write the proportion equation
134,220.38 : 201,182.88 = 55,291.56 : x - Step 2: Convert to fraction form
134,220.38/201,182.88 = 55,291.56/x - Step 3: Cross multiply
134,220.38x = 201,182.88 × 55,291.56 - Step 4: Simplify right side
134,220.38x = 11,123,715,280.49 - Step 5: Solve for x
x = 11,123,715,280.49/134,220.38 - Step 6: Final answer
x = 82,876.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.